Geodesy

Longitudinal grade per mille from rise

Longitudinal grade per mille from rise is a surveying parameter of position, direction, elevation, or measured distance.

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i‰ = ΔH / L × 1000

What it means

Longitudinal grade per mille from rise is a surveying parameter of position, direction, elevation, or measured distance.

How it works and where it is used

Use this calculation for designing longitudinal profiles and grades for roads, pipelines, and sites.